Activity Predecessors Duration days Resource hours 1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 per day A None 5 4 4 4 4 4 4 B A 13 4 4 4 4 C A 4 4 4 4 A D A 6 3 W C 5 13 N WW N W W 71 m LU In 6 AN 2 2 2 G D 4 4 4 A Total resource hours per day 4 4 4 4 7 7 7 8 6 Resource hours limit per day 8 8 8 8 8 8 CO 8 8